CN1653288A - Modular cable support apparatus, method, and system - Google Patents
Modular cable support apparatus, method, and system Download PDFInfo
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- CN1653288A CN1653288A CNA038102536A CN03810253A CN1653288A CN 1653288 A CN1653288 A CN 1653288A CN A038102536 A CNA038102536 A CN A038102536A CN 03810253 A CN03810253 A CN 03810253A CN 1653288 A CN1653288 A CN 1653288A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
- H02G7/053—Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
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Abstract
The invention relates to a cable holder system, comprising a plurality of first parts (12) and a plurality of second parts (14). Each first part (12) is provided with a hinge edge (16), a holding area (18) arranged on the opposite side of the hinge edge (16) and an interconnection structure (22). Each second part (14) is provided with a hinge edge (24), a holding area (26) arranged on the opposite side of the hinge edge (24) and a cable channel (28) arranged between the hinge edge (24) and the holding area (26). The selected first part (12) and the second part (14) are hinged with each other via the hinge edges (16, 24) to form a first cable holding device (10). Two selected second parts (14) are hinged with each other via the hinge edge (24) to form a second cable holding device (100). A third cable holding device (100') is formed by hinging a part with smooth outside body and an amplificatory smooth cover area of hinge arranged on the hinge edge, which can be used for prevent corona discharge.
Description
Technical field
The present invention relates to cable supporting technology.Specifically, it relates to the cable on supporting and hanging column or other the overhead support structures, and will be described with reference to this situation especially.The present invention also obtains to use in conjunction with various types of cables, for example, and telephone cable, " wired " Vision cable, high voltage wire, fiber optic cables, and upper thread (OPGW) optically.Except the cable that hangs from post and suchlike structure, the present invention can be used for flat bearing surface, and therefore, it obtains to use in supporting cable and object in the subsurface construction purposes similar or relevant with other.
Background technique
Line of electric force, telephone transmission line, and other cable often aloft are suspended on a plurality of utility poles or other supporting structure.Aerial cable lay relatively simple and flexibly, and have a limited ground floor space, its allows the space below suspended cables basically to can be used as other purposes usually.Aerial laying also vertically separates the cable and the ground animals of people or roaming, and reduces and the harmful possibility that contacts of cable.For reasons of safety, the separation in space is especially effective for power transmission cable.The aerial suspension of cable also helps to reduce by careless ground or deliberately destroys the damage that causes.
Although aerial cable is comparatively safe, away from the destruction root based on ground, they stand the infringement of consume and destruction, the especially wind-force of environment.Well known in the art be the problem of shaking and causing by wind, it is the vibration of the high frequency low-amplitude that caused by the laminar winds by electric wire, and " the galloping horse shape " of the motion of the low frequency high amplitude of cable.Wind action can produce the damage of cable, and its form shows as abrasion, wearing and tearing and tired, especially forms the suspension point place of the mechanical stress point in the cable inherently at device for supporting cable.Because excessive clamping force, big inadequately clamping force makes cable slide in anchor clamps, or because uneven or non-uniform clamping force, this potential destruction may increase.
With utility pole another relevant problem of cable being installed is effectively laying of various cables.Since electric power and communication signal by means of the conveying of cable just in surge by leaps and bounds, so, face the challenge of this problem day by day.Utility pole supports the cable of carrying electric power, telephone signal and cable TV signal usually.The fiber optic cables of high power capacity be installed in " many places perhaps substitute existing electrical signal connection, perhaps add additional capacity, for example, the internet of high-speed dedicated inlet.
Cable is sagging between the supporting utility pole, and cable can be swung and clash into mutually under the influence of wind.This bump can damage cable, also may form safety problem, for example, if a power cable electrically contacts near telephone cable.Known cable is carried out laying of stagger arrangement in the present technique field, that is, cable is placed at various height, reduces to clash into the possibility of damage.
On the other hand the problem relevant with device for supporting cable is interchangeability.The installation and maintenance of cable supporting fittings is field conduct in the open air all.Device for supporting cable usually storage is gone in the warehouse of one or more centre management mechanism, for example, the mechanism that has by public utilities department, and the attendant selects and it is that these are selected to carry, think and needed the necessary supporting member of various maintenance works carried out at certain day.Select the type of wrong supporting member can delay installation or maintenance work, and can form or prolong the operation interrupted of electric power and communication.Under urgent situation, for example, in the serious lightning stroke process or when needing afterwards to repair immediately, when many critical cables may be damaged in same time basically.These problems can be retarded by the cable of a modular type, and this system comprises a plurality of suitable multiduty parts, and the device for supporting cable of number of different types can be constructed by these parts.
The present invention designs an improved device for supporting cable, method and system, and they have overcome above-mentioned problems and other some problems.
Summary of the invention
According to an aspect of the present invention, disclose a kind of cable supporting fittings.One clamp base comprises that one gives prominence to the receiving structure of structure and on opposite side on first side.Receiving structure is suitable for admitting the outstanding structure of this clamp base.Clamp base also comprises a base hinge edge.One anchor clamps retainer has a retainer hinge edge, and it is suitable for hingedly being attached to base hinge edge.Anchor clamps retainer and clamp base form a cable cavity together, so that admit relevant cable.The anchor clamps retainer also with the clamp base cooperation to realize clamping relevant cable betwixt.
According to a further aspect in the invention, provide a method that a plurality of cables are attached to a utility pole.First support foot is connected to utility pole.One first cable is supported by first support foot.One second support foot is connected to first support foot.One second cable is supported by second support foot.
According to a further aspect in the invention, provide the cable of a modular type, it comprises a plurality of bottoms.Each bottom has an interconnection structure, and it comprises a protuberance and a groove, and wherein, protuberance is suitable for being inserted in the groove of another bottom, connects so that form between the two.Each bottom also has a base hinge edge and a cable passage.A plurality of clamping elements are set.Each clamping element comprises a hinge edge, and it is suitable for hingedly being attached to the base hinge edge of the bottom of selection, and a gripping surface is suitable for the cable passage cooperation with the bottom of selecting, so that maintain relevant cable.
According to a further aspect in the invention, provide a cable cleat, it comprises one first holder part and one second holder part.First holder part has one first hinge area, and it protuberance and one that comprises one first arc first is admitted opening by what a hinged shroud formed.First holder part also has one first clamping region, and first a cable passage zone that is arranged between first hinge area and first clamping region.Second holder part has one second hinge area, and it protuberance and one that comprises one second arc second is admitted opening by what a hinged shroud formed.Second holder part also has one second clamping region, and second a cable passage zone that is arranged between second hinge area and second clamping region.First and second hinge area cooperatively form a hinge.This hinge comprises first arc protuberance that is arranged in second opening and the second arc protuberance that is arranged in first opening.All hinges forms has slightly a material interference, compensates the tolerance that produces because of manufacture process or the variation of size.In one embodiment, in order to hinder the discharge of corona, form the hinge shrouds of the opening of admitting the curved hinge protuberance, can be rounded to a blunt shape shell or a bullet shaped, so that sharp edges or long protuberance are reduced to minimum, and the surface area of anchor clamps are put into maximum.
According to a further aspect in the invention, provide a cable, it comprises a plurality of first parts.Each first parts have the structure of an interconnection, a cable passage, and a hinge edge, and clamping region is arranged on the opposite side of cable passage.A plurality of second parts also are set.Each second parts has a hinge edge, and one is arranged on the clamping region on the opposite side of hinge edge, and a cable passage that is arranged between hinge edge and the clamping region.One first device for supporting cable is constructed like this: by hinge edge, and first and second parts of combination selection hingedly.One second device for supporting cable is constructed like this: by hinge edge, and two of combination selection second parts hingedly.
An advantage of the present invention is, the ability that it arranges a plurality of cable supporting fittingses in the height mode of stagger arrangement to allow that bigger gap is arranged between the cable that adjoins, thus, reduces the possibility of cable bump.
Another advantage of the present invention is an adaptable hinge, it in clamp, change the situation that exists and/or wind is arranged or situation that other cable stress exists in improve clamping force equably.
Another advantage of the present invention is the characteristic of its module, and wherein, various cable support make up with modular manner, to form a plurality of dissimilar device for supporting cable.
Another advantage of the present invention is, has the device for supporting cable of body member, and the shape of body member is suitable for preventing the discharge of corona.
Behind the detailed description of preferred embodiment of those skilled in the art below reading, will be appreciated that many additional advantages of the present invention and benefit.
Brief description of drawings
The present invention can take the structural type of various parts and parts combination in the step of various steps and layout.Accompanying drawing just is used for illustrating preferred embodiment, does not think restriction the present invention.
Fig. 1 illustrates the stereogram of decomposition of the cable supporting fittings of demonstration according to a first advantageous embodiment of the invention.
Fig. 2 illustrates the embodiment's of Fig. 1 the stereogram of decomposition from a relative perspective direction.
Fig. 3 illustrates the stereogram of preferred embodiment of Fig. 1 of the hinge that has formation.
Fig. 4 illustrates the stereogram that is installed in the hinged cable supporting fittings of the Fig. 3 on the utility pole by a bolt.
Fig. 5 illustrates the stereogram that is installed in the hinged cable supporting fittings of the Fig. 3 on the utility pole by a bandage.
Fig. 6 illustrates the stereogram of the support bases of two interconnection that form according to another embodiment of the present invention.
Fig. 7 illustrates the stereogram of the decomposition of two cable supporting fittings interconnection that form according to another embodiment of the present invention.
Fig. 8 illustrates the stereogram of the cable supporting fittings of three interconnection that form according to another embodiment of the present invention, wherein, is installed on the utility pole by a bolt.
Fig. 9 illustrates the stereogram that is used for from the decomposition of the cable supporting fittings of high-altitude structure suspended cables, and it uses the unit architecture that forms according to another embodiment of the present invention to become the form of module.
Figure 10 illustrates the stereogram of suspension cable support of Fig. 9 of the hinge that has formation.
Figure 11 illustrates the stereogram of the suspension cable support of the Fig. 9 that just supports a cable;
Figure 12 illustrates the stereogram that is used for from the cable supporting fittings of high-altitude structure suspended cables, and it uses the unit architecture that forms according to another embodiment of the present invention to become the form of module, is used for preventing the discharge of corona;
Figure 13 is the sectional view of cable supporting fittings that is shown as Figure 12 of a closing structure; And
Figure 14 is the sectional view of cable supporting fittings that is shown as Figure 12 of a Unclosing structure.
Embodiment
With reference to Fig. 1 and 2, a cable supporting fittings 10 according to a first advantageous embodiment of the invention comprises clamp base 12 and last anchor clamps retainer 14.Clamp base 12 comprises a hinge area 16, a clamping region 18, and a cable passage zone 20 that is arranged between hinge and the clamping region 16,18.Clamp base 12 also comprises an interconnection structure 22, and it is used for making the bottom to adapt to and is connected to utility pole or other structure, and is suitable for 12 interconnection (will describe in detail hereinafter) of a plurality of bottoms.Anchor clamps retainer 14 comprises a hinge area 24, a clamping region 26, and a cable passage zone 28 that is arranged between hinge and the clamping region 24,26.
Continuation is with reference to Fig. 1 and 2, and with reference to Fig. 3, clamp base 12 is suitable for cooperating selectively to carry out being connected of hinge by hinge area 16,24 with anchor clamps retainer 14.Clamp base hinge area 16 comprise one with the contact pin or outstanding 30 of the arc of the opening of anchor clamps retainer hinge area 24 or groove 32 couplings, similarly, anchor clamps retainer hinge area 24 comprise one with the contact pin of the arc of the opening of clamp base hinge area 16 or groove 36 couplings or outstanding 34, to form hinge 40 as shown in Figure 3.With reference to Fig. 3, clamp base 12 hingedly is connected with anchor clamps retainer 14 and forms a hinged chuck body of cable supporting fittings 10.In a preferred embodiment, two cables insertion grommets 42 are arranged in the cable passage zone 20,28 of cable supporting fittings 10, so that the interface of a cable pad to be provided.
Continuation is with reference to Fig. 1-3, and with reference to Fig. 4, in common use, the cable 50 on cable supporting fittings 10 supportings one utility pole 52.Cable 50 is clamped by a clamp shaft 54, and at least a portion of axle is the (not shown) of screw thread.In a preferred embodiment, axle 54 is bolts, and it is by the opening 56 in the clamping region 26 that is arranged in anchor clamps retainer 14, and is screwed in the threaded openings 58 of clamping region 18 of clamp base 12.Perhaps, opening 58 is not a screw thread, a nut (not shown) or other device can be set come connecting bolt 54, realizes tightening of screw thread.Also can use other device for screwing up.In the embodiment shown, comprise that packing ring 60 is convenient to tightening of screw thread.
When hingedly interconnecting and tighten on the cable 50 with device for screwing up 54, clamp base 12 and anchor clamps retainer 14 form partial lever, act on the cable 50 to its cooperation.The fulcrum of lever is a hinge 40, and clamp device 54 provides the power that applies, and it draws clamping part 18,26 together around hinge 40, is inserted in fulcrum and applies on the loaded cable 50 between the power so that act on.
Those skilled in the art will recognize that hinge 40 has overcome the significant problem about hinged clamping action that runs in the existing cable supporting member.Curved tabs 30,34 comprises the surface of depression, and they contact the surface of corresponding groove 32,36 suitably, to keep uniform and clamp uniformly on the pulling force of a wide range and cable stress.Hinge 40 also can easily be dismantled, and therefore, the modular type of being convenient to parts 12,14 uses.
In application shown in Figure 4, use a suitable bolt 62, it is by the opening 64 (seeing Fig. 1 best) in the interconnection structure 22 of utility pole 52 and clamp base 12, and cable supporting fittings 10 itself is connected to utility pole 52 rigidly.Bolt 62 is fixed on the each end by nut 66 with being threaded.In an illustrated embodiment, anti-rotation ribs 68 (preferably seeing Fig. 3) is arranged on the interconnection structure 22 of clamp base 12.Rib 68 forms a mounting bracket, and 12 to stop the rotation with respect to utility pole 52 bottom it was suitable for trolley wire bar 52 and setovers.
In particular with reference to Fig. 5, shown in the figure cable supporting fittings 10 is connected to utility pole 52 other method.One bandage 70 surrounds utility pole 52 also by the groove 72 (seeing Fig. 2 best) in the interconnection structure 22 of bottom 12, so that rigidly cable supporting fittings 10 is fixed on the utility pole 52.Moreover anti-rotation ribs 68 forms a mounting bracket, and it prevents that bottom 12 is with respect to utility pole 52 rotations.
Fig. 5 illustrates the cable supporting fittings 10 that has clamp shaft 54, clamp shaft dismounting from threaded openings 58, and hinge 40 is partly opened.Yet, should be realized that even so, anchor clamps retainer 14 still is prevented from fully shirking at hinge 40 places, because utility pole 52 stops hinge to be opened enough widely, come from coupling groove 32, to shirk contact pin 30,34.This structure is favourable, changes cable 50 because it allows the surfaceman to open cable supporting fittings 10, and the danger that does not have cable supporting fittings 10 to deviate from absent-mindedly.Thisly deviate to cause anchor clamps retainer 14 to fall absent-mindedly, form inconvenient and possible safety hazard.It will also be appreciated that in addition similar interaction between cable supporting fittings 10 and the utility pole 52 also fixes the anchor clamps retainer 14 in the structure of Fig. 4, what its adopted is bolt 62.
Continuation is with reference to Fig. 1-5, and with reference to Fig. 6-8, now will describe and utilize a plurality of clamp base 12 of interconnection structure 22 modular type ground interconnection.One end of each interconnection structure 22 comprises an outstanding or key lever 80, and comprises that at place, opposite end (seeing Fig. 2,3 and 6 best) one admits depression or groove 82, and it is formed by anti-rotation ribs 68 at least in part.As Fig. 6 clearly shown in, first support foot 12
1Tang 80
1Be suitable for inserting second support foot 12
2All ribs 68
2Between groove 82
2In.In particular with reference to Fig. 6 and 7, by a fastener shaft or bolt 84, it is by bottom 12
1, 12
2 Interconnection structure 22
1, 22
2Interior opening 64
1, 64
2, and fix two bottoms 12 by a nut 86 and alternative packing ring easily 88
1, 12
2Be fixed together.Use groove 82
1With rib 68
1, they before be not used for interconnection, now can supply bottom 12
1, 12
2Interconnection structure be attached on utility pole 52 or other the fixed structure, by bandage 70, the bottom of interconnection is fixed to utility pole 52.This attached bandage that is similar to before the single bottom 12 that Fig. 5 is described is attached.
Continuation is with reference to Fig. 7, the cable supporting fittings 10 of interconnection
1, 10
2Also comprise anchor clamps retainer 14
1, 14
2, they hingedly are attached to interconnected bases 12 respectively in above-mentioned mode
1, 12
2 Insert cable 50
1, 50
2, utilize clamp device 54 respectively
1, 54
2Clamping cables supporting member 10
1, 10
2
From modular type interconnecting cable supporting member 10
1, 10
2The advantageous result who draws is, cable 50
1, 50
2The position stagger at the height of the above and below of fastener shaft 84.The layout of such stagger arrangement advantageously promotes the separation of cable, and under the condition of blowing, reduces the possibility of cable bump.
Next with reference to Fig. 8, now description is used for installing three cables 50
1, 50
2, 50
3Three cable supporting fittingses 10
1, 10
2, 10
3 Modular organization.Bottom 12
1, 12
2, 12
3Structure by aforesaid tang and groove interconnects.Yet the fastener shaft 84 of Fig. 7 is supported bolt 62 and substitutes, this bolt with nut 66 and anti-rotation ribs 68
1The mode of (not shown in Figure 8) cooperation is also with interconnected bases 12
1, 12
2, 12
3Be fixed to utility pole 52.Three bottoms 12
1, 12
2, 12
3Fixing by bolt 62 is similar to before fixing to the described single bottom of Fig. 4.Yet in Fig. 8, bolt 62 plays fixes three bottoms 12
1, 12
2, 12
3Interconnection and these bottoms are fixed to the dual purpose of utility pole 52. Cable supporting fittings 10
1, 10
2, 10
3Also comprise anchor clamps retainer 14
1, 14
2, 14
3, they hingedly are attached to the bottom 12 of corresponding interconnection
1, 12
2, 12
3, and suitable clamp device 54
1, 54
2, 54
3, so that respectively with cable 50
1, 50
2, 50
3Be fixed on supporting member 10
1, 10
2, 10
3In.
Continuation should be realized that with reference to Fig. 8, can selectively adopt unworn tang 80 arbitrarily
3Fix the 4th bottom (not shown), in addition, can pile up the bottom of any amount in an identical manner, unique structure stability that is limited in interconnected bases.In a suitable embodiment that is used for supporting fiber optic cables, clamp base 12 and anchor clamps retainer 14 are made by lightweight firm material, and its utilization is similar to the structure as shown in Fig. 7 and 8, is suitable for supporting a plurality of cables.Preferable material comprises casting aluminium and aluminum alloy.
Fig. 8 also is shown clearly in the cable 50 by the subject modular clamp supporting
1, 50
2, 50
3The layout of stagger arrangement.As shown in the figure, cable alternately is positioned at the upper and lower and top of bolt 62 respectively.Also can see first cable supporting fittings 10
1Can be connected to utility pole 52 with respect to the inverted orientation of the direction shown in Fig. 8, like this, cable 50
1Can be arranged in the below of bolt 62, in this case, cable 50
2, 50
3The above and below of bolt 62 will alternately be positioned at respectively.
Fully with reference to Fig. 1-8, this paper has described the cable supporting fittings 10 of a modular type once more, and it provides uses a bolt 62 or bandage 70 that one or more cables are installed on utility pole or other fixed structure.Certainly, interconnection structure 22 adapts to the mechanism that holds other easily, bottom 12 is fixed to utility pole 52 or other fixed structure.The tang of interconnection structure 22-groove structure also allows two or more bottom water level land to carry out the interconnection of modular type in the mode of stagger arrangement.This is favourable especially, because the various users of the cable supporting rod many places such as phone, electric power and CNN, their cable is dispensed in the selected altitude range.Therefore, the interconnection of level allows several cables to be connected substantially the same height, just the distance of offset slightly.
Next with reference to Fig. 9-11, now this modular type cable will be described on the other hand, wherein, by making up two cable retainers 14
a, 14
bOne suspension clamp 100 is provided.Suspension clamp 100 is suitable for hanging the cable from relevant high-altitude structure, for example, from a high-altitude line of support, a high-voltage power line tower, or suchlike structure.From the exploded perspective view of Fig. 9 as seen, except utilizing anchor clamps retainer 14
a, 14
b, suspension clamp 100 also utilizes two cables to insert grommet 42, and clamping bolt 54, and self-locking nut 104, these parts also are used for the cable supporting fittings 10 of Fig. 1-8.Therefore, these parts are modular types, can make up selectively on request, make the cable supporting fittings 10 of type as shown in Fig. 1-8, maybe can assemble the suspension clamp 100 of construction drawing 9-11.
Continuation is with reference to Fig. 9-11, anchor clamps retainer 14
aArc outstanding 34
aSelectively with anchor clamps retainer 14
bOpening or groove 32
bCoupling, and similarly, anchor clamps retainer 14
bArc outstanding 34
bSelectively with anchor clamps retainer 14
aOpening or groove 32
aCoupling, thus, cooperation forms a hinge 102.Hinge 102 jockey retainers 14
a, 14
b, and have the advantage of the adaptive character identical with the hinge 40 of cable supporting fittings 10. Curved tabs 34
a, 34
bThe surface that comprises depression, they contact corresponding groove 32 suitably
a, 32
b, on the pulling force of a wide range and cable stress, to keep uniform and clamping force uniformly.
In the device for supporting cable shown in Fig. 1-8 10, bolt 54 is screwed in the opening 58 of screw thread of clamping region 18 of cable support foot 12.In such structure, the opening 56 in the clamping region 26 of anchor clamps retainer 14 is preferably not threaded hole by clamping region 26, and it enough allows bolt 54 freely to rotate therein greatly.Therefore, in structure suspension clamp 100 processes, the hexagon nut 104 of one " pin-lock (pin-loc) " type is screwed on the bolt 54, so that the mechanism of tightening of a screw thread to be provided.Preferable hexagon nut comprises the stop pin of one, and it guarantees a constant locking moment of torsion, simultaneously nut sour jujube as ratchet is stayed on the bolt 54.Such hexagon nut can be buied from ANCO.
The class of operation of suspension clamp 100 is similar to the operation of the cable fixed mechanism of cable 10.Two anchor clamps retainers 14 that hingedly interconnect
a, 14
bCooperation by bolt 54 and nut 104 is clamped on the cable 50.Two anchor clamps retainers 14
a, 14
bForm second level lever, act on the cable 50 to their cooperations.The fulcrum of lever is a hinge 102, the power that clamp device 54,104 supplies apply, and it draws clamping part 26
a, 26
bTogether around hinge 102, be inserted in fulcrum and apply on the cable 50 of the loading between the power thereby act on.
Next with reference to Figure 12-14, another embodiment of this modular type cable is described now, wherein, by making up two cable retainers 14 '
a, 14 '
bOne suspension clamp 100 ' is provided.In Figure 12-14, will use subscript (' with the above similar parts) expression.This suspension clamp 100 ' in the embodiment of Figure 12-14 is suitable for preventing coronal discharge particularly well, as what those skilled in the art were familiar with, when high-voltage power (such as a conveyor line) and near low pressure counter pair (such as ground or tower) between when having a potential difference, promptly have above-mentioned result.When voltage path belongs to resistance/impedance less than the impedance near some other structure or ground, coronal discharge also can take place to not directly in the air of the direction on ground.Be familiar with as people, it is undesirable when corona takes place, because the radio waves of its electromagnetic radiation on a big power spectrum thus, disturbs wireless, TV, computer etc.The corona of the sun circulates and promoted the effect of corona in per 11 years.If discharge is enough intensity, then it makes transmission hardware degradation or damages the surface of launching from it.Whole, sharp-pointed or long protrusion on the object in electric field plays lifter or the antenna as voltage stress, and can cause initial coronal discharge.
According to the embodiments of the invention shown in Figure 12-14, by paired anchor clamps retainer 14 '
a, 14 '
bShape and structure, can slow down undesirable coronal discharge.As shown in the figure, the anchor clamps retainer is provided with total surface area that a radius that increase or sizable arc improves clamp device.By increasing surface area and reducing sharp-pointed edge, the chance of coronal discharge reduces to minimum so that retainer is split, thus, and bullet shaped shroud 110 protection joint pin 114 and the pelican hooks 116 on the bottom of hinge area 112.
As Figure 13 clearly shown in, pelican hook 34 '
aThe end by the protection of the big radius of shroud 110.Also as shown in the drawing, center on the square aperture 32 ' of pelican hook
bIn an electric field, be revealed as " not penetrating ", exempt from coronal discharge each other because all limits are tending towards protection.Joint pin 114 is embedded in the shroud, so that its little diameter does not bring out coronal discharge.
Gap between the shroud of symmetry can influence the corona discharge characteristic of this device sharply, exempts from coronal discharge each other because opposite edges are tending towards protection.Shroud provide protection than the long radius end to shroud, otherwise shroud rises for coronal discharge and does one and have the cylindrical of sharp edges.Comparison shown in embodiment shown in Figure 12-14 and Fig. 9-11 between the embodiment contrasts the hinge area of this clamp device and shape, size and whole profiles of body portion.Also have, in the embodiment of Figure 12-14, all sharp-pointed edges are removed from anchor clamps retainer body, and hinge shrouds is exaggerated and form smooth profile, to prevent coronal discharge.
The present invention is described with reference to preferred embodiment.Obviously, after reading and understanding above-mentioned detailed description, various remodeling and variant also can appear in face of other people.As long as these remodeling and variant fall within the scope of attached claims or its equivalent, the present invention then is intended to the remodeling and the variant that comprise that all are such.
Claims (44)
1. a cable supporting fittings (10), it comprises:
One first clamp base (12), it comprises the receiving structure (36) of outstanding structure (20) and on opposite side on first side, receiving structure (36) is suitable for admitting the outstanding structure (34) of the same second relevant clamp base, and first clamp base also comprises a base hinge edge (16); And
One first anchor clamps retainer (14), it has a retainer hinge edge (24), it is suitable for hingedly being attached to base hinge edge (16), the first anchor clamps retainer (14) and first clamp base (12) form a cable cavity (20,28) together, so that admit relevant cable, the first anchor clamps retainer also with the first clamp base cooperation to realize clamping relevant cable (50) betwixt.
2. cable supporting fittings as claimed in claim 1 (10) is characterized in that, first clamp base also comprises: a fastener openings (56) by outstanding structure and receiving structure.
3. cable supporting fittings as claimed in claim 2 (10) is characterized in that, also comprises:
One second clamp base, it has identical with the counter structure of first a clamp base basically outstanding structure and at least one in the receiving structure, also has one second fastener openings; And
One fastening piece, it is arranged in the fastener openings and second fastener openings, and fastening piece is suitable for and the first and second clamp base cooperations, so that connect first and second clamp base.
4. cable supporting fittings as claimed in claim 2 is characterized in that, also comprises:
One second clamp base, it is identical with first clamp base basically; And
One fastening piece, it is arranged in the fastener openings of first clamp base and second clamp base, is used for connecting first and second clamp base.
5. cable supporting fittings as claimed in claim 4 is characterized in that, also comprises:
One the 3rd clamp base, it is identical with first clamp base basically; And
One fastening piece, it is arranged in the fastener openings of first clamp base, second clamp base and the 3rd clamp base, is used for connecting rigidly all clamp base.
6. cable supporting fittings as claimed in claim 1 is characterized in that, also comprises:
One second anchor clamps retainer, it is arranged to hingedly be attached to the first anchor clamps retainer, and forms aerial suspension anchor clamps with its cooperation.
7. cable supporting fittings as claimed in claim 6 (10) is characterized in that, the first and second anchor clamps retainers respectively comprise a hinge shrouds zone (110) of amplifying, to prevent the coronal discharge in the cable supporting fittings.
8. cable supporting fittings as claimed in claim 7 (10) is characterized in that, the first and second anchor clamps retainers respectively have smooth basically outer surface, to prevent the coronal discharge in the cable supporting fittings.
9. cable supporting fittings as claimed in claim 1 is characterized in that,
Base hinge edge comprises the contact pin and a groove of an arc; And
The retainer hinge edge comprises the contact pin and a groove of an arc, and they are suitable for respectively groove and curved tabs cooperation with base hinge edge, and is hinged attached to form.
10. cable supporting fittings as claimed in claim 1 is characterized in that,
Base hinge edge comprises the contact pin and a groove of an arc; And
The retainer hinge edge comprises the contact pin and a groove of an arc, and they are suitable for curved tabs and groove cooperation with base hinge edge, and is hinged attached to form.
11. cable supporting fittings as claimed in claim 10, it is characterized in that, the contact pin of the arc of retainer hinge edge and groove also are suitable for the contact pin and the groove cooperation of the arc of the anchor clamps retainer substantially the same with second, so that it is hingedly attached with it, the anchor clamps retainer cooperatively forms a cable cavity, is used for clamping betwixt relevant cable.
12. a method that is used for a plurality of cables are attached to a utility pole, this method comprises:
One first support foot is connected to utility pole;
One first cable is supported by first support foot;
One second support foot is connected to first support foot; And
One second cable is supported by second support foot.
13. method as claimed in claim 12, it is characterized in that, the supporting of first cable comprises first cable that be positioned at first support foot top of supporting with respect to ground, and the supporting of second cable comprises second cable that be positioned at second support foot below of supporting with respect to ground.
14. method as claimed in claim 12, it is characterized in that, the supporting of first cable comprises first cable that be positioned at first support foot below of supporting with respect to ground, and the supporting of second cable comprises second cable that be positioned at second support foot top of supporting with respect to ground.
15. method as claimed in claim 12 is characterized in that, also comprises:
Repeat to connect and the supporting step, so that support at least one the 3rd cable by one the 3rd support foot.
16. the cable of a modular type (10), it comprises:
A plurality of bottoms (12), each bottom has:
One interconnection structure, it comprises a protuberance and a groove, wherein, protuberance is suitable for being inserted in the groove of another bottom, connect so that form between the two,
One base hinge edge, and
One cable passage; And
A plurality of clamping elements (14), each clamping element comprises:
One hinge edge, it is suitable for hingedly being attached to the base hinge edge of the bottom of selection, and
One gripping surface, it is suitable for the cable passage cooperation with the bottom of selecting, so that maintain relevant cable.
17. modular type cable as claimed in claim 16 is characterized in that, also comprises:
A plurality of fastening pieces, each fastening piece are suitable for and a bottom of selecting and a clamping element cooperation of selecting, and are attached around hinge together with pulling bottom and clamping element, clamp described bottom and clamping element with this.
18. modular type cable as claimed in claim 16 (10), it is characterized in that, the hinge edge of clamping element also is suitable for forming the hinged attached of two clamping elements, and clamping element is clamped in the relevant cable between the gripping surface of two clamping elements with fastening piece (54) cooperation.
19. modular type cable as claimed in claim 16 (10) is characterized in that, also comprises:
A plurality of cables insert grommets, its be suitable for cable passage and gripping surface at least one cooperate, to reduce to act on the stress on the cable that selectively is arranged on the clamping of being correlated with in the described cable passage.
20. modular type cable as claimed in claim 16 (10) is characterized in that, also comprises:
One groove (72), it is suitable for by a bandage of being correlated with in relevant utility pole upper support bottom.
21. modular type cable as claimed in claim 16 (10) is characterized in that bottom and clamping element are formed by an aluminium material.
22. modular type cable as claimed in claim 16 (10) is characterized in that, the interconnection structure of each bottom forms a connector opening that passes through therebetween.
23. modular type cable as claimed in claim 22 (10) is characterized in that, also comprises:
At least one stationary axle (62), it is suitable for extending in the connector opening of at least two bottoms, is used for selectively the bottom being linked together.
24. modular type cable as claimed in claim 23 (10) is characterized in that, the opposite side of the axle of the bottom that at least two bottoms are arranged to that its first cable passage zone alternately is arranged on and are used for thereafter.
25. a cable cleat (10), it comprises:
One first holder part (14
a), it has:
One first hinge area, it protuberance and one first that comprises one first arc is admitted opening,
One first clamping region, and
One is arranged in the first cable passage zone between first hinge area and first clamping region; And
One second holder part (14
b), it has:
One second hinge area, it protuberance and one second that comprises one second arc is admitted opening,
One second clamping region, and
One is arranged in the second cable passage zone between second hinge area and second clamping region;
Wherein, first and second hinge area cooperatively form a hinge, and this hinge comprises first arc protuberance that is arranged in second opening and the second arc protuberance that is arranged in first opening.
26. cable cleat as claimed in claim 25 (10) is characterized in that, first and second hinge area comprise a hinge shrouds zone (110) of amplifying, to prevent the coronal discharge in the cable cleat.
27. cable cleat as claimed in claim 26 (10) is characterized in that, first and second holder parts (14 '
a, 14 '
b) respectively have roughly smooth outer surface, to prevent the coronal discharge in the cable cleat.
28. cable cleat as claimed in claim 25 is characterized in that, also comprises:
Be used for first and second clamping regions hingedly are pulled in together device, to be clamped in the relevant cable between the first and second cable passage zones.
29. cable cleat as claimed in claim 28, it is characterized in that, the first and second arc protuberances respectively comprise the surface of depression, they are fit to the surface of contact second and first opening respectively, with on the scope of the pulling force that applies by clamp device, and on the scope of the cable stress in the design tolerance scope of selecting, keep hinged uniformly.
30. cable cleat as claimed in claim 28 is characterized in that, first and second holder parts form second level lever, and they act on the cable to cooperation in response to the power that is applied by draw-off device.
31. cable cleat as claimed in claim 25 is characterized in that, also comprises:
One clamp shaft, it has a threaded portion that is arranged on its at least one part, and is suitable for hingedly first and second clamping regions being pulled in and forms a pair of hinged clamping that is arranged in the relevant cable between the first and second cable passage zones together.
32. cable cleat as claimed in claim 31 is characterized in that, first and second clamping regions comprise:
First and second ear piece, each ear piece comprise that one is suitable for admitting the opening of clamp shaft.
33. cable cleat as claimed in claim 25 is characterized in that, first holder part also comprises:
The structure of one interconnection, it is suitable for second cable cleat relevant with and connects rigidly.
34. cable cleat as claimed in claim 25 is characterized in that, first holder part also comprises:
The structure of one interconnection, its the 3rd relevant holder part that is suitable for second anchor clamps relevant with connects rigidly, wherein, the 3rd relevant holder part is identical with first holder part basically, and between the interconnection structure of the correspondence that is arranged in the first and the 3rd holder part of being rigidly connected.
35. cable cleat as claimed in claim 34 is characterized in that, interconnection structure comprises the protuberance of a depression and a coupling.
36. cable cleat as claimed in claim 34 is characterized in that, interconnection structure is suitable for realizing piling up of three or more holder part, and each holder part is identical with first holder part basically.
37. a cable comprises:
A plurality of first parts, each first parts have a hinge edge, and one is arranged on the clamping region on the opposite side of hinge edge, and a cable that is arranged between hinge edge and the clamping region is admitted passage, and an interconnection structure; And
A plurality of second parts, each second parts have a hinge edge, and one is arranged on the clamping region on the opposite side of hinge edge, and a cable that is arranged between hinge edge and the clamping region is admitted passage;
Wherein, one first device for supporting cable is constructed like this: by hinge edge, hingedly make up first and second parts of first group selection, and
Wherein, one second device for supporting cable is constructed like this: by hinge edge, hingedly make up two second parts of second group selection.
38. cable as claimed in claim 37 is characterized in that, first and second device for supporting cable respectively are suitable in response to drawing clamping region together around a hinge that is formed by hinge edge, and clamp a cable of being correlated with between cable passage.
39. cable as claimed in claim 39 is characterized in that, first device for supporting cable is suitable for a relevant cable is connected to by interconnection structure the structure of relevant utility pole or other perpendicular.
40. cable as claimed in claim 39, it is characterized in that, one the 3rd device for supporting cable is constructed like this: first and second parts that hingedly make up the 3rd group selection, wherein, the 3rd device for supporting cable is arranged to: the cooperation of the interconnection structure by the first and the 3rd device for supporting cable is connected to first device for supporting cable with second a relevant cable.
41. cable as claimed in claim 37 is characterized in that, second device for supporting cable comprises a suspension clamp, is used for hanging relevant cable from the supporting in relevant high-altitude.
42. cable as claimed in claim 41 is characterized in that, second device for supporting cable comprises that one connects the axle of the clamping region of two second parts, and described axle and clamping region cooperation are to form the join domain that hangs.
43. cable as claimed in claim 37 is characterized in that, interconnection structure comprises a support, is used for first device for supporting cable is installed on the utility pole.
44. cable as claimed in claim 43, it is characterized in that, interconnection structure also comprises a protuberance and a groove, wherein, be inserted into by the protuberance with first device for supporting cable in the groove of another first device for supporting cable, two first device for supporting cable interconnect selectively.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/114,173 US6892990B2 (en) | 2002-04-02 | 2002-04-02 | Modular cable support apparatus, method, and system |
| US10/114,173 | 2002-04-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1653288A true CN1653288A (en) | 2005-08-10 |
| CN100344904C CN100344904C (en) | 2007-10-24 |
Family
ID=28453751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB038102536A Expired - Lifetime CN100344904C (en) | 2002-04-02 | 2003-04-02 | Modular cable support apparatus, method, and system |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6892990B2 (en) |
| CN (1) | CN100344904C (en) |
| AU (1) | AU2003220640A1 (en) |
| WO (1) | WO2003085308A1 (en) |
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- 2003-04-02 AU AU2003220640A patent/AU2003220640A1/en not_active Abandoned
- 2003-04-02 CN CNB038102536A patent/CN100344904C/en not_active Expired - Lifetime
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| CN102856847A (en) * | 2011-06-28 | 2013-01-02 | 瓦孔厄伊公司 | Connection arrangement for an electric cable |
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| CN105135060A (en) * | 2015-08-19 | 2015-12-09 | 天津市天塑滨海氟塑料制品有限公司 | Teflon communication cable holder and mould used for producing same |
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| CN112042071A (en) * | 2018-05-02 | 2020-12-04 | 彼得·S·海尔维尔 | Overhead cable spacing device |
| CN112823457A (en) * | 2018-12-28 | 2021-05-18 | 康普技术有限责任公司 | Device and method for holding a cable |
| US11588309B2 (en) | 2018-12-28 | 2023-02-21 | Commscope Technologies Llc | Devices and methods for holding cables |
| CN110328254A (en) * | 2019-06-14 | 2019-10-15 | 嵊州市优创电子科技有限公司 | A kind of straight tube capillary and its processing method for the accessory that freezes |
| CN114204508A (en) * | 2021-11-19 | 2022-03-18 | 国网浙江义乌市供电有限公司 | Grounding ring device of cable terminal |
| CN118040573A (en) * | 2024-04-11 | 2024-05-14 | 国网山东省电力公司临朐县供电公司 | Fixer for power supply cable |
Also Published As
| Publication number | Publication date |
|---|---|
| US6892990B2 (en) | 2005-05-17 |
| CN100344904C (en) | 2007-10-24 |
| WO2003085308A1 (en) | 2003-10-16 |
| AU2003220640A1 (en) | 2003-10-20 |
| WO2003085308B1 (en) | 2003-12-18 |
| US20030183733A1 (en) | 2003-10-02 |
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